Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001146/0.001146, allocations: 106.1 kB / 15.98 MB, free: 6.285 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00116/0.00116, allocations: 200.9 kB / 16.91 MB, free: 6.141 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.349/1.349, allocations: 222.9 MB / 240.6 MB, free: 13.68 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.001941/0.001941, allocations: 291.6 kB / 291 MB, free: 14.48 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9247/0.9247, allocations: 169.2 MB / 0.4985 GB, free: 4.648 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001649/0.001649, allocations: 89.84 kB / 0.5954 GB, free: 15.48 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1818/0.1835, allocations: 86.97 MB / 0.6803 GB, free: 8.516 MB / 494.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.3178/0.5013, allocations: 18.05 MB / 0.6979 GB, free: 10.5 MB / 494.1 MB Notification: Performance of NFInst.instExpressions: time 0.01063/0.512, allocations: 6.735 MB / 0.7045 GB, free: 5.941 MB / 494.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0027/0.5147, allocations: 48.94 kB / 0.7046 GB, free: 5.93 MB / 494.1 MB Notification: Performance of NFTyping.typeComponents: time 0.004013/0.5188, allocations: 1.363 MB / 0.7059 GB, free: 5.148 MB / 494.1 MB Notification: Performance of NFTyping.typeBindings: time 0.004382/0.5232, allocations: 1.295 MB / 0.7072 GB, free: 4.438 MB / 494.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.00367/0.5269, allocations: 1.174 MB / 0.7083 GB, free: 3.77 MB / 494.1 MB Notification: Performance of NFFlatten.flatten: time 0.008724/0.5356, allocations: 5.462 MB / 0.7136 GB, free: 1.461 MB / 494.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.01408/0.5498, allocations: 8.495 MB / 0.7219 GB, free: 13.89 MB / 0.4981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005334/0.5551, allocations: 2.36 MB / 0.7242 GB, free: 12.81 MB / 0.4981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006721/0.5619, allocations: 3.125 MB / 0.7273 GB, free: 11.57 MB / 0.4981 GB Notification: Performance of NFPackage.collectConstants: time 0.002008/0.5639, allocations: 0.5111 MB / 0.7278 GB, free: 11.57 MB / 0.4981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005997/0.5699, allocations: 1.26 MB / 0.729 GB, free: 11.3 MB / 0.4981 GB Notification: Performance of NFScalarize.scalarize: time 0.005341/0.5753, allocations: 2.234 MB / 0.7312 GB, free: 9.938 MB / 0.4981 GB Notification: Performance of NFVerifyModel.verify: time 0.005614/0.581, allocations: 2.174 MB / 0.7333 GB, free: 8.395 MB / 0.4981 GB Notification: Performance of NFConvertDAE.convert: time 0.008939/0.5899, allocations: 6.613 MB / 0.7398 GB, free: 3.363 MB / 0.4981 GB Notification: Performance of FrontEnd - DAE generated: time 6.091e-06/0.59, allocations: 0 / 0.7398 GB, free: 3.363 MB / 0.4981 GB Notification: Performance of FrontEnd: time 1.774e-06/0.59, allocations: 0 / 0.7398 GB, free: 3.363 MB / 0.4981 GB Notification: Performance of Transformations before backend: time 0.0002379/0.5902, allocations: 0 / 0.7398 GB, free: 3.363 MB / 0.4981 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.01097/0.6012, allocations: 3.792 MB / 0.7435 GB, free: 15.51 MB / 0.5137 GB Notification: Performance of prepare preOptimizeDAE: time 4.602e-05/0.6013, allocations: 8.031 kB / 0.7435 GB, free: 15.5 MB / 0.5137 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01277/0.614, allocations: 2.341 MB / 0.7458 GB, free: 13.16 MB / 0.5137 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005401/0.6195, allocations: 2.151 MB / 0.7479 GB, free: 10.96 MB / 0.5137 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002529/0.6198, allocations: 263.4 kB / 0.7481 GB, free: 10.7 MB / 0.5137 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001676/0.6214, allocations: 351.9 kB / 0.7485 GB, free: 10.36 MB / 0.5137 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01799/0.6394, allocations: 7.087 MB / 0.7554 GB, free: 3.172 MB / 0.5137 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.829e-05/0.6396, allocations: 11.94 kB / 0.7554 GB, free: 3.16 MB / 0.5137 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000671/0.6403, allocations: 148 kB / 0.7555 GB, free: 3.016 MB / 0.5137 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005128/0.6408, allocations: 330 kB / 0.7559 GB, free: 2.691 MB / 0.5137 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01771/0.6585, allocations: 6.989 MB / 0.7627 GB, free: 11.69 MB / 0.5294 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0375/0.696, allocations: 26.54 MB / 0.7886 GB, free: 14.97 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008233/0.7043, allocations: 4.998 MB / 0.7935 GB, free: 9.668 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005891/0.7102, allocations: 2.592 MB / 0.796 GB, free: 7.066 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002964/0.7106, allocations: 143 kB / 0.7961 GB, free: 6.91 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.665e-05/0.7106, allocations: 56.5 kB / 0.7962 GB, free: 6.844 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 3.907e-06/0.7106, allocations: 0 / 0.7962 GB, free: 6.844 MB / 0.5606 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.1033/0.8139, allocations: 30.91 MB / 0.8264 GB, free: 7.848 MB / 0.5919 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001111/0.814, allocations: 235.6 kB / 0.8266 GB, free: 7.57 MB / 0.5919 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001959/0.816, allocations: 1.4 MB / 0.828 GB, free: 6.16 MB / 0.5919 GB Notification: Performance of collectPreVariables (initialization): time 0.0005918/0.8166, allocations: 69.7 kB / 0.828 GB, free: 6.086 MB / 0.5919 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009073/0.8175, allocations: 1.489 MB / 0.8295 GB, free: 4.574 MB / 0.5919 GB Notification: Performance of collectInitialBindings (initialization): time 0.001052/0.8186, allocations: 0.9126 MB / 0.8304 GB, free: 3.648 MB / 0.5919 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001118/0.8197, allocations: 0.6318 MB / 0.831 GB, free: 3.008 MB / 0.5919 GB Notification: Performance of setup shared object (initialization): time 0.0001022/0.8198, allocations: 305.1 kB / 0.8313 GB, free: 2.707 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005642/0.8255, allocations: 2.674 MB / 0.8339 GB, free: 24 kB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006671/0.8322, allocations: 3.556 MB / 0.8374 GB, free: 12.08 MB / 0.6075 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0128/0.845, allocations: 6.371 MB / 0.8436 GB, free: 5.312 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.421e-05/0.8451, allocations: 8 kB / 0.8436 GB, free: 5.305 MB / 0.6075 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.03/0.8751, allocations: 11 MB / 0.8543 GB, free: 10.21 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 4.992e-05/0.8752, allocations: 16.56 kB / 0.8544 GB, free: 10.19 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.917e-05/0.8752, allocations: 32 kB / 0.8544 GB, free: 10.16 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0202/0.8954, allocations: 5.481 MB / 0.8597 GB, free: 4.668 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004355/0.8998, allocations: 0.9867 MB / 0.8607 GB, free: 3.68 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04368/0.9435, allocations: 28.15 MB / 0.8882 GB, free: 7.082 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004492/0.9481, allocations: 0.5574 MB / 0.8887 GB, free: 6.523 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007411/0.9488, allocations: 152 kB / 0.8889 GB, free: 6.375 MB / 0.6544 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008575/0.9574, allocations: 3.964 MB / 0.8928 GB, free: 2.402 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00653/0.964, allocations: 3.509 MB / 0.8962 GB, free: 14.51 MB / 0.67 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08875/1.053, allocations: 24.61 MB / 0.9202 GB, free: 5.395 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.151e-05/1.053, allocations: 8 kB / 0.9202 GB, free: 5.387 MB / 0.6856 GB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02583/1.079, allocations: 10.49 MB / 0.9305 GB, free: 10.75 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 3.215e-05/1.079, allocations: 16 kB / 0.9305 GB, free: 10.73 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.379e-05/1.079, allocations: 28 kB / 0.9305 GB, free: 10.71 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01467/1.093, allocations: 4.264 MB / 0.9347 GB, free: 6.43 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004532/1.098, allocations: 1.033 MB / 0.9357 GB, free: 5.395 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.3426/1.441, allocations: 27.08 MB / 0.9621 GB, free: 225.5 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004398/1.445, allocations: 0.5345 MB / 0.9627 GB, free: 225.5 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004711/1.446, allocations: 150.4 kB / 0.9628 GB, free: 225.5 MB / 0.7169 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i1[2] - line2.i3[2] 0.0 = (-line2.i2[1]) - line2.i1[1] - line2.i3[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.0008301/1.446, allocations: 398.2 kB / 0.9632 GB, free: 225.4 MB / 0.7169 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005416/1.447, allocations: 200.9 kB / 0.9634 GB, free: 225.4 MB / 0.7169 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02785/1.475, allocations: 10.18 MB / 0.9733 GB, free: 223.1 MB / 0.7169 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.682e-05/1.475, allocations: 26.41 kB / 0.9733 GB, free: 223.1 MB / 0.7169 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.501e-05/1.475, allocations: 16.09 kB / 0.9733 GB, free: 223.1 MB / 0.7169 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.114e-05/1.475, allocations: 15.61 kB / 0.9734 GB, free: 223.1 MB / 0.7169 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03412/1.509, allocations: 16.28 MB / 0.9893 GB, free: 217.4 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.652e-05/1.509, allocations: 7.812 kB / 0.9893 GB, free: 217.4 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003346/1.513, allocations: 0.7374 MB / 0.99 GB, free: 217.3 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01759/1.53, allocations: 5.119 MB / 0.995 GB, free: 216.7 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007023/1.531, allocations: 84.27 kB / 0.9951 GB, free: 216.7 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03191/1.563, allocations: 27.24 MB / 1.022 GB, free: 198.4 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.355e-06/1.563, allocations: 12.8 kB / 1.022 GB, free: 198.4 MB / 0.7169 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02255/1.585, allocations: 10.09 MB / 1.032 GB, free: 188.1 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001742/1.587, allocations: 0.7094 MB / 1.032 GB, free: 187.3 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005261/1.588, allocations: 67.27 kB / 1.032 GB, free: 187.3 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003279/1.591, allocations: 0.4953 MB / 1.033 GB, free: 186.8 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006951/1.592, allocations: 230.3 kB / 1.033 GB, free: 186.6 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002246/1.592, allocations: 95.95 kB / 1.033 GB, free: 186.5 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.001067/1.593, allocations: 0.9459 MB / 1.034 GB, free: 185.5 MB / 0.7169 GB Notification: Performance of sort global known variables: time 1.2e-07/1.593, allocations: 4 kB / 1.034 GB, free: 185.5 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.005565/1.599, allocations: 1.828 MB / 1.036 GB, free: 183.7 MB / 0.7169 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0004074/1.599, allocations: 181.5 kB / 1.036 GB, free: 183.5 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.02926/1.628, allocations: 14.36 MB / 1.05 GB, free: 169.1 MB / 0.7169 GB Notification: Performance of simCode: created event and clocks part: time 2.948e-05/1.628, allocations: 0 / 1.05 GB, free: 169.1 MB / 0.7169 GB Notification: Performance of simCode: created simulation system equations: time 0.01092/1.639, allocations: 4.415 MB / 1.054 GB, free: 164.6 MB / 0.7169 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003165/1.643, allocations: 266.8 kB / 1.055 GB, free: 164.4 MB / 0.7169 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02151/1.664, allocations: 11.14 MB / 1.065 GB, free: 153.1 MB / 0.7169 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002913/1.667, allocations: 2.907 MB / 1.068 GB, free: 150.2 MB / 0.7169 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001196/1.668, allocations: 207.3 kB / 1.068 GB, free: 150 MB / 0.7169 GB Notification: Performance of SimCode: time 9.11e-07/1.668, allocations: 0 / 1.068 GB, free: 150 MB / 0.7169 GB Notification: Performance of Templates: time 0.09558/1.764, allocations: 106.6 MB / 1.173 GB, free: 43.37 MB / 0.7169 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)